-Demi Lovato reveals that she was extremely jealous of Miley Cyrus' hard-partying ways.
-She admits that seeing Miley Cyrus having fun and partying made her very bitter.
-Demi talks about wishing to have Iggy on her upcoming album, saying it would be an honor.
-She doesn't know which song she will feature Iggy Azalea on, but confirms that it is happening.
"I was jealous of Miley". - Demi in an interview with Cosmopolitan 👏 pic.twitter.com/jHqfZ5Jaqd— Miley Cyrus (@CyrusCrowd) August 3, 2015